{"id":2857,"date":"2018-10-17T19:07:37","date_gmt":"2018-10-17T17:07:37","guid":{"rendered":"https:\/\/choosingwiselyitaly.org\/raccomandazione-prof\/dont-perform-allergy-tests-for-drugs-including-anhestetics-and-or-foods-when-there-are-not-clinical-history-and-symptoms-suggestive-of-hypersensitivity-reactions\/"},"modified":"2020-05-23T10:38:07","modified_gmt":"2020-05-23T08:38:07","slug":"dont-perform-allergy-tests-for-drugs-including-anhestetics-and-or-foods-when-there-are-not-clinical-history-and-symptoms-suggestive-of-hypersensitivity-reactions","status":"publish","type":"raccomandazione-prof","link":"https:\/\/choosingwiselyitaly.org\/en\/raccomandazione-prof\/dont-perform-allergy-tests-for-drugs-including-anhestetics-and-or-foods-when-there-are-not-clinical-history-and-symptoms-suggestive-of-hypersensitivity-reactions\/","title":{"rendered":"Don\u2019t perform allergy tests for drugs (including anhestetics) and\/or foods when there are not  clinical history and symptoms suggestive of hypersensitivity reactions."},"content":{"rendered":"<p>In absence of clinical history of signs\/symptoms of suspect hypersensitivity reaction (i.e.: urticaria or other typical muco-cutaneous manifestations, angioedema, hypotension, dyspnoea, simultaneous involvement of two or more organs\/apparatus&#8230;) allergometric tests do not have any diagnostic value nor any predictive value for future allergic reactions.Any positive allergometric test, in absence of clinical history and\/or signs\/sympotms of suspect allergic reaction is just indicative of an immunological sensitization to the tested antige, and it doesn\u2019t have any predictive value for future allergic reactions; on the other hand, any negative result is solely indicative of the current absence of sensitization, and it will not exclude any future allergic reaction.<br \/>\nThe harms related to this procedure are: 1) non adequate therapeutical behaviours (including dietetical ones) which are potentially harmful because they can preclude the use of drugs or the intake of foods towards the patient is not allergic; 2) possible neo-sensitization induced by the tests themselves.<\/p>\n","protected":false},"featured_media":2409,"template":"","meta":{"_edit_lock":["1590222975:2"],"_yst_prominent_words_version":["1"],"_edit_last":["2"],"_thumbnail_id":["2409"],"_wpml_word_count":["{\"total\":313,\"to_translate\":{\"it\":313}}"],"_yoast_wpseo_primary_eta":[""],"_yoast_wpseo_primary_disciplina":["118"],"_yoast_wpseo_primary_tipologia":[""],"_wpml_media_duplicate":["0"],"_wpml_media_featured":["0"],"_yoast_wpseo_content_score":["60"],"_yoast_wpseo_focuskeywords":["[]"],"_yoast_wpseo_keywordsynonyms":["[\"\"]"],"_wpml_location_migration_done":["1"],"_layouts_template":["layout-for-raccomandazioni-professionista"],"_wp_page_template":["default"],"_wpv_contains_gutenberg_views":[""],"wpcf-pacchetto":["SIAAIC #1"],"wpcf-bibliografia":["1. 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